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Add unsmarten functionality throughout TXT output.

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This commit is contained in:
John Schember 2011-09-03 15:43:58 -04:00
parent 6fc606bfa6
commit d8e86c426f
4 changed files with 141 additions and 121 deletions
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130
src/calibre/ebooks/textile/unsmarten.py Normal file
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@ -0,0 +1,130 @@
# -*- coding: utf-8 -*-
__license__ = 'GPL 3'
__copyright__ = '2011, Leigh Parry <leighparry@blueyonder.co.uk>'
__docformat__ = 'restructuredtext en'
import re
def unsmarten(txt):
from calibre.ebooks.txt.unsmarten import unsmarten as txt_unsmarten
txt = txt_unsmarten(txt)
txt = re.sub(u'&#162;|&cent;|¢', r'{c\}', txt) # cent
txt = re.sub(u'&#163;|&pound;|£', r'{L-}', txt) # pound
txt = re.sub(u'&#165;|&yen;|¥', r'{Y=}', txt) # yen
txt = re.sub(u'&#169;|&copy;|©', r'{(c)}', txt) # copyright
txt = re.sub(u'&#174;|&reg;|®', r'{(r)}', txt) # registered
txt = re.sub(u'&#188;|&frac14;|¼', r'{1/4}', txt) # quarter
txt = re.sub(u'&#189;|&frac12;|½', r'{1/2}', txt) # half
txt = re.sub(u'&#190;|&frac34;|¾', r'{3/4}', txt) # three-quarter
txt = re.sub(u'&#192;|&Agrave;|À', r'{A`)}', txt) # A-grave
txt = re.sub(u'&#193;|&Aacute;|Á', r"{A'}", txt) # A-acute
txt = re.sub(u'&#194;|&Acirc;|Â', r'{A^}', txt) # A-circumflex
txt = re.sub(u'&#195;|&Atilde;|Ã', r'{A~}', txt) # A-tilde
txt = re.sub(u'&#196;|&Auml;|Ä', r'{A"}', txt) # A-umlaut
txt = re.sub(u'&#197;|&Aring;|Å', r'{Ao}', txt) # A-ring
txt = re.sub(u'&#198;|&AElig;|Æ', r'{AE}', txt) # AE
txt = re.sub(u'&#199;|&Ccedil;|Ç', r'{C,}', txt) # C-cedilla
txt = re.sub(u'&#200;|&Egrave;|È', r'{E`}', txt) # E-grave
txt = re.sub(u'&#201;|&Eacute;|É', r"{E'}", txt) # E-acute
txt = re.sub(u'&#202;|&Ecirc;|Ê', r'{E^}', txt) # E-circumflex
txt = re.sub(u'&#203;|&Euml;|Ë', r'{E"}', txt) # E-umlaut
txt = re.sub(u'&#204;|&Igrave;|Ì', r'{I`}', txt) # I-grave
txt = re.sub(u'&#205;|&Iacute;|Í', r"{I'}", txt) # I-acute
txt = re.sub(u'&#206;|&Icirc;|Î', r'{I^}', txt) # I-circumflex
txt = re.sub(u'&#207;|&Iuml;|Ï', r'{I"}', txt) # I-umlaut
txt = re.sub(u'&#208;|&ETH;|Ð', r'{D-}', txt) # ETH
txt = re.sub(u'&#209;|&Ntilde;|Ñ', r'{N~}', txt) # N-tilde
txt = re.sub(u'&#210;|&Ograve;|Ò', r'{O`}', txt) # O-grave
txt = re.sub(u'&#211;|&Oacute;|Ó', r"{O'}", txt) # O-acute
txt = re.sub(u'&#212;|&Ocirc;|Ô', r'{O^}', txt) # O-circumflex
txt = re.sub(u'&#213;|&Otilde;|Õ', r'{O~}', txt) # O-tilde
txt = re.sub(u'&#214;|&Ouml;|Ö', r'{O"}', txt) # O-umlaut
txt = re.sub(u'&#215;|&times;|×', r'{x}', txt) # dimension
txt = re.sub(u'&#216;|&Oslash;|Ø', r'{O/}', txt) # O-slash
txt = re.sub(u'&#217;|&Ugrave;|Ù', r"{U`}", txt) # U-grave
txt = re.sub(u'&#218;|&Uacute;|Ú', r"{U'}", txt) # U-acute
txt = re.sub(u'&#219;|&Ucirc;|Û', r'{U^}', txt) # U-circumflex
txt = re.sub(u'&#220;|&Uuml;|Ü', r'{U"}', txt) # U-umlaut
txt = re.sub(u'&#221;|&Yacute;|Ý', r"{Y'}", txt) # Y-grave
txt = re.sub(u'&#223;|&szlig;|ß', r'{sz}', txt) # sharp-s
txt = re.sub(u'&#224;|&agrave;|à', r'{a`}', txt) # a-grave
txt = re.sub(u'&#225;|&aacute;|á', r"{a'}", txt) # a-acute
txt = re.sub(u'&#226;|&acirc;|â', r'{a^}', txt) # a-circumflex
txt = re.sub(u'&#227;|&atilde;|ã', r'{a~}', txt) # a-tilde
txt = re.sub(u'&#228;|&auml;|ä', r'{a"}', txt) # a-umlaut
txt = re.sub(u'&#229;|&aring;|å', r'{ao}', txt) # a-ring
txt = re.sub(u'&#230;|&aelig;|æ', r'{ae}', txt) # ae
txt = re.sub(u'&#231;|&ccedil;|ç', r'{c,}', txt) # c-cedilla
txt = re.sub(u'&#232;|&egrave;|è', r'{e`}', txt) # e-grave
txt = re.sub(u'&#233;|&eacute;|é', r"{e'}", txt) # e-acute
txt = re.sub(u'&#234;|&ecirc;|ê', r'{e^}', txt) # e-circumflex
txt = re.sub(u'&#235;|&euml;|ë', r'{e"}', txt) # e-umlaut
txt = re.sub(u'&#236;|&igrave;|ì', r'{i`}', txt) # i-grave
txt = re.sub(u'&#237;|&iacute;|í', r"{i'}", txt) # i-acute
txt = re.sub(u'&#238;|&icirc;|î', r'{i^}', txt) # i-circumflex
txt = re.sub(u'&#239;|&iuml;|ï', r'{i"}', txt) # i-umlaut
txt = re.sub(u'&#240;|&eth;|ð', r'{d-}', txt) # eth
txt = re.sub(u'&#241;|&ntilde;|ñ', r'{n~}', txt) # n-tilde
txt = re.sub(u'&#242;|&ograve;|ò', r'{o`}', txt) # o-grave
txt = re.sub(u'&#243;|&oacute;|ó', r"{o'}", txt) # o-acute
txt = re.sub(u'&#244;|&ocirc;|ô', r'{o^}', txt) # o-circumflex
txt = re.sub(u'&#245;|&otilde;|õ', r'{o~}', txt) # o-tilde
txt = re.sub(u'&#246;|&ouml;|ö', r'{o"}', txt) # o-umlaut
txt = re.sub(u'&#248;|&oslash;|ø', r'{o/}', txt) # o-stroke
txt = re.sub(u'&#249;|&ugrave;|ù', r'{u`}', txt) # u-grave
txt = re.sub(u'&#250;|&uacute;|ú', r"{u'}", txt) # u-acute
txt = re.sub(u'&#251;|&ucirc;|û', r'{u^}', txt) # u-circumflex
txt = re.sub(u'&#252;|&uuml;|ü', r'{u"}', txt) # u-umlaut
txt = re.sub(u'&#253;|&yacute;|ý', r"{y'}", txt) # y-acute
txt = re.sub(u'&#255;|&yuml;|ÿ', r'{y"}', txt) # y-umlaut
txt = re.sub(u'&#268;|&Ccaron;|Č', r'{Cˇ}', txt) # C-caron
txt = re.sub(u'&#269;|&ccaron;|č', r'{cˇ}', txt) # c-caron
txt = re.sub(u'&#270;|&Dcaron;|Ď', r'{Dˇ}', txt) # D-caron
txt = re.sub(u'&#271;|&dcaron;|ď', r'{dˇ}', txt) # d-caron
txt = re.sub(u'&#282;|&Ecaron;|Ě', r'{Eˇ}', txt) # E-caron
txt = re.sub(u'&#283;|&ecaron;|ě', r'{eˇ}', txt) # e-caron
txt = re.sub(u'&#313;|&Lacute;|Ĺ', r"{L'}", txt) # L-acute
txt = re.sub(u'&#314;|&lacute;|ĺ', r"{l'}", txt) # l-acute
txt = re.sub(u'&#317;|&Lcaron;|Ľ', r'{Lˇ}', txt) # L-caron
txt = re.sub(u'&#318;|&lcaron;|ľ', r'{lˇ}', txt) # l-caron
txt = re.sub(u'&#327;|&Ncaron;|Ň', r'{Nˇ}', txt) # N-caron
txt = re.sub(u'&#328;|&ncaron;|ň', r'{nˇ}', txt) # n-caron
txt = re.sub(u'&#338;|&OElig;|Œ', r'{OE}', txt) # OE
txt = re.sub(u'&#339;|&oelig;|œ', r'{oe}', txt) # oe
txt = re.sub(u'&#340;|&Racute;|Ŕ', r"{R'}", txt) # R-acute
txt = re.sub(u'&#341;|&racute;|ŕ', r"{r'}", txt) # r-acute
txt = re.sub(u'&#344;|&Rcaron;|Ř', r'{Rˇ}', txt) # R-caron
txt = re.sub(u'&#345;|&rcaron;|ř', r'{rˇ}', txt) # r-caron
txt = re.sub(u'&#348;|Ŝ', r'{S^}', txt) # S-circumflex
txt = re.sub(u'&#349;|ŝ', r'{s^}', txt) # s-circumflex
txt = re.sub(u'&#352;|&Scaron;|Š', r'{Sˇ}', txt) # S-caron
txt = re.sub(u'&#353;|&scaron;|š', r'{sˇ}', txt) # s-caron
txt = re.sub(u'&#356;|&Tcaron;|Ť', r'{Tˇ}', txt) # T-caron
txt = re.sub(u'&#357;|&tcaron;|ť', r'{tˇ}', txt) # t-caron
txt = re.sub(u'&#366;|&Uring;|Ů', r'{U°}', txt) # U-ring
txt = re.sub(u'&#367;|&uring;|ů', r'{u°}', txt) # u-ring
txt = re.sub(u'&#381;|&Zcaron;|Ž', r'{Zˇ}', txt) # Z-caron
txt = re.sub(u'&#382;|&zcaron;|ž', r'{zˇ}', txt) # z-caron
txt = re.sub(u'&#8226;|&bull;|•', r'{*}', txt) # bullet
txt = re.sub(u'&#8355;|₣', r'{Fr}', txt) # Franc
txt = re.sub(u'&#8356;|₤', r'{L=}', txt) # Lira
txt = re.sub(u'&#8360;|₨', r'{Rs}', txt) # Rupee
txt = re.sub(u'&#8364;|&euro;|€', r'{C=}', txt) # euro
txt = re.sub(u'&#8482;|&trade;|™', r'{tm}', txt) # trademark
txt = re.sub(u'&#9824;|&spades;|♠', r'{spade}', txt) # spade
txt = re.sub(u'&#9827;|&clubs;|♣', r'{club}', txt) # club
txt = re.sub(u'&#9829;|&hearts;|♥', r'{heart}', txt) # heart
txt = re.sub(u'&#9830;|&diams;|♦', r'{diamond}', txt) # diamond
# Move into main code?
#txt = re.sub(u'\xa0', r'p. ', txt) # blank paragraph
#txt = re.sub(u'\n\n\n\n', r'\n\np. \n\n', txt) # blank paragraph
#txt = re.sub(u'\n \n', r'\n<br />\n', txt) # blank paragraph - br tag
return txt

4
src/calibre/ebooks/txt/output.py
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@ -56,6 +56,10 @@ class TXTOutput(OutputFormatPlugin):
'* plain: Produce plain text.\n'
'* markdown: Produce Markdown formatted text.\n'
'* textile: Produce Textile formatted text.')),
OptionRecommendation(name='unsmarten_punctuation',
recommended_value=False, level=OptionRecommendation.LOW,
help=_('Convert fancy quotes, dashes and ellipsis to their '
'plain equivalents.')),
OptionRecommendation(name='keep_links',
recommended_value=False, level=OptionRecommendation.LOW,
help=_('Do not remove links within the document. This is only ' \

4
src/calibre/ebooks/txt/txtml.py
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@ -12,6 +12,8 @@ import re
from lxml import etree
from calibre.ebooks.txt.unsmarten import unsmarten
BLOCK_TAGS = [
'div',
@ -76,6 +78,8 @@ class TXTMLizer(object):
output += '\n\n\n\n\n\n'
output = u''.join(output)
output = u'\n'.join(l.rstrip() for l in output.splitlines())
if self.opts.unsmarten_punctuation:
output = unsmarten(output)
output = self.cleanup_text(output)
return output

124
src/calibre/ebooks/txt/unsmarten.py
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@ -1,9 +1,8 @@
# -*- coding: utf-8 -*-
"""unsmarten : html2textile helper function"""
__version__ = '0.1'
__author__ = 'Leigh Parry'
__license__ = 'GPL 3'
__copyright__ = '2011, Leigh Parry <leighparry@blueyonder.co.uk>'
__docformat__ = 'restructuredtext en'
import re
@ -16,121 +15,4 @@ def unsmarten(txt):
txt = re.sub(u'(["\'‘“]|\s)’', r"\1{'/}", txt) # apostrophe
txt = re.sub(u'&#8216;|&#8217;|&#8242;|&lsquo;|&rsquo;|&prime;|‘|’|′', r"'", txt) # single quote
txt = re.sub(u'&#162;|&cent;|¢', r'{c\}', txt) # cent
txt = re.sub(u'&#163;|&pound;|£', r'{L-}', txt) # pound
txt = re.sub(u'&#165;|&yen;|¥', r'{Y=}', txt) # yen
txt = re.sub(u'&#169;|&copy;|©', r'{(c)}', txt) # copyright
txt = re.sub(u'&#174;|&reg;|®', r'{(r)}', txt) # registered
txt = re.sub(u'&#188;|&frac14;|¼', r'{1/4}', txt) # quarter
txt = re.sub(u'&#189;|&frac12;|½', r'{1/2}', txt) # half
txt = re.sub(u'&#190;|&frac34;|¾', r'{3/4}', txt) # three-quarter
txt = re.sub(u'&#192;|&Agrave;|À', r'{A`)}', txt) # A-grave
txt = re.sub(u'&#193;|&Aacute;|Á', r"{A'}", txt) # A-acute
txt = re.sub(u'&#194;|&Acirc;|Â', r'{A^}', txt) # A-circumflex
txt = re.sub(u'&#195;|&Atilde;|Ã', r'{A~}', txt) # A-tilde
txt = re.sub(u'&#196;|&Auml;|Ä', r'{A"}', txt) # A-umlaut
txt = re.sub(u'&#197;|&Aring;|Å', r'{Ao}', txt) # A-ring
txt = re.sub(u'&#198;|&AElig;|Æ', r'{AE}', txt) # AE
txt = re.sub(u'&#199;|&Ccedil;|Ç', r'{C,}', txt) # C-cedilla
txt = re.sub(u'&#200;|&Egrave;|È', r'{E`}', txt) # E-grave
txt = re.sub(u'&#201;|&Eacute;|É', r"{E'}", txt) # E-acute
txt = re.sub(u'&#202;|&Ecirc;|Ê', r'{E^}', txt) # E-circumflex
txt = re.sub(u'&#203;|&Euml;|Ë', r'{E"}', txt) # E-umlaut
txt = re.sub(u'&#204;|&Igrave;|Ì', r'{I`}', txt) # I-grave
txt = re.sub(u'&#205;|&Iacute;|Í', r"{I'}", txt) # I-acute
txt = re.sub(u'&#206;|&Icirc;|Î', r'{I^}', txt) # I-circumflex
txt = re.sub(u'&#207;|&Iuml;|Ï', r'{I"}', txt) # I-umlaut
txt = re.sub(u'&#208;|&ETH;|Ð', r'{D-}', txt) # ETH
txt = re.sub(u'&#209;|&Ntilde;|Ñ', r'{N~}', txt) # N-tilde
txt = re.sub(u'&#210;|&Ograve;|Ò', r'{O`}', txt) # O-grave
txt = re.sub(u'&#211;|&Oacute;|Ó', r"{O'}", txt) # O-acute
txt = re.sub(u'&#212;|&Ocirc;|Ô', r'{O^}', txt) # O-circumflex
txt = re.sub(u'&#213;|&Otilde;|Õ', r'{O~}', txt) # O-tilde
txt = re.sub(u'&#214;|&Ouml;|Ö', r'{O"}', txt) # O-umlaut
txt = re.sub(u'&#215;|&times;|×', r'{x}', txt) # dimension
txt = re.sub(u'&#216;|&Oslash;|Ø', r'{O/}', txt) # O-slash
txt = re.sub(u'&#217;|&Ugrave;|Ù', r"{U`}", txt) # U-grave
txt = re.sub(u'&#218;|&Uacute;|Ú', r"{U'}", txt) # U-acute
txt = re.sub(u'&#219;|&Ucirc;|Û', r'{U^}', txt) # U-circumflex
txt = re.sub(u'&#220;|&Uuml;|Ü', r'{U"}', txt) # U-umlaut
txt = re.sub(u'&#221;|&Yacute;|Ý', r"{Y'}", txt) # Y-grave
txt = re.sub(u'&#223;|&szlig;|ß', r'{sz}', txt) # sharp-s
txt = re.sub(u'&#224;|&agrave;|à', r'{a`}', txt) # a-grave
txt = re.sub(u'&#225;|&aacute;|á', r"{a'}", txt) # a-acute
txt = re.sub(u'&#226;|&acirc;|â', r'{a^}', txt) # a-circumflex
txt = re.sub(u'&#227;|&atilde;|ã', r'{a~}', txt) # a-tilde
txt = re.sub(u'&#228;|&auml;|ä', r'{a"}', txt) # a-umlaut
txt = re.sub(u'&#229;|&aring;|å', r'{ao}', txt) # a-ring
txt = re.sub(u'&#230;|&aelig;|æ', r'{ae}', txt) # ae
txt = re.sub(u'&#231;|&ccedil;|ç', r'{c,}', txt) # c-cedilla
txt = re.sub(u'&#232;|&egrave;|è', r'{e`}', txt) # e-grave
txt = re.sub(u'&#233;|&eacute;|é', r"{e'}", txt) # e-acute
txt = re.sub(u'&#234;|&ecirc;|ê', r'{e^}', txt) # e-circumflex
txt = re.sub(u'&#235;|&euml;|ë', r'{e"}', txt) # e-umlaut
txt = re.sub(u'&#236;|&igrave;|ì', r'{i`}', txt) # i-grave
txt = re.sub(u'&#237;|&iacute;|í', r"{i'}", txt) # i-acute
txt = re.sub(u'&#238;|&icirc;|î', r'{i^}', txt) # i-circumflex
txt = re.sub(u'&#239;|&iuml;|ï', r'{i"}', txt) # i-umlaut
txt = re.sub(u'&#240;|&eth;|ð', r'{d-}', txt) # eth
txt = re.sub(u'&#241;|&ntilde;|ñ', r'{n~}', txt) # n-tilde
txt = re.sub(u'&#242;|&ograve;|ò', r'{o`}', txt) # o-grave
txt = re.sub(u'&#243;|&oacute;|ó', r"{o'}", txt) # o-acute
txt = re.sub(u'&#244;|&ocirc;|ô', r'{o^}', txt) # o-circumflex
txt = re.sub(u'&#245;|&otilde;|õ', r'{o~}', txt) # o-tilde
txt = re.sub(u'&#246;|&ouml;|ö', r'{o"}', txt) # o-umlaut
txt = re.sub(u'&#248;|&oslash;|ø', r'{o/}', txt) # o-stroke
txt = re.sub(u'&#249;|&ugrave;|ù', r'{u`}', txt) # u-grave
txt = re.sub(u'&#250;|&uacute;|ú', r"{u'}", txt) # u-acute
txt = re.sub(u'&#251;|&ucirc;|û', r'{u^}', txt) # u-circumflex
txt = re.sub(u'&#252;|&uuml;|ü', r'{u"}', txt) # u-umlaut
txt = re.sub(u'&#253;|&yacute;|ý', r"{y'}", txt) # y-acute
txt = re.sub(u'&#255;|&yuml;|ÿ', r'{y"}', txt) # y-umlaut
txt = re.sub(u'&#268;|&Ccaron;|Č', r'{Cˇ}', txt) # C-caron
txt = re.sub(u'&#269;|&ccaron;|č', r'{cˇ}', txt) # c-caron
txt = re.sub(u'&#270;|&Dcaron;|Ď', r'{Dˇ}', txt) # D-caron
txt = re.sub(u'&#271;|&dcaron;|ď', r'{dˇ}', txt) # d-caron
txt = re.sub(u'&#282;|&Ecaron;|Ě', r'{Eˇ}', txt) # E-caron
txt = re.sub(u'&#283;|&ecaron;|ě', r'{eˇ}', txt) # e-caron
txt = re.sub(u'&#313;|&Lacute;|Ĺ', r"{L'}", txt) # L-acute
txt = re.sub(u'&#314;|&lacute;|ĺ', r"{l'}", txt) # l-acute
txt = re.sub(u'&#317;|&Lcaron;|Ľ', r'{Lˇ}', txt) # L-caron
txt = re.sub(u'&#318;|&lcaron;|ľ', r'{lˇ}', txt) # l-caron
txt = re.sub(u'&#327;|&Ncaron;|Ň', r'{Nˇ}', txt) # N-caron
txt = re.sub(u'&#328;|&ncaron;|ň', r'{nˇ}', txt) # n-caron
txt = re.sub(u'&#338;|&OElig;|Œ', r'{OE}', txt) # OE
txt = re.sub(u'&#339;|&oelig;|œ', r'{oe}', txt) # oe
txt = re.sub(u'&#340;|&Racute;|Ŕ', r"{R'}", txt) # R-acute
txt = re.sub(u'&#341;|&racute;|ŕ', r"{r'}", txt) # r-acute
txt = re.sub(u'&#344;|&Rcaron;|Ř', r'{Rˇ}', txt) # R-caron
txt = re.sub(u'&#345;|&rcaron;|ř', r'{rˇ}', txt) # r-caron
txt = re.sub(u'&#348;|Ŝ', r'{S^}', txt) # S-circumflex
txt = re.sub(u'&#349;|ŝ', r'{s^}', txt) # s-circumflex
txt = re.sub(u'&#352;|&Scaron;|Š', r'{Sˇ}', txt) # S-caron
txt = re.sub(u'&#353;|&scaron;|š', r'{sˇ}', txt) # s-caron
txt = re.sub(u'&#356;|&Tcaron;|Ť', r'{Tˇ}', txt) # T-caron
txt = re.sub(u'&#357;|&tcaron;|ť', r'{tˇ}', txt) # t-caron
txt = re.sub(u'&#366;|&Uring;|Ů', r'{U°}', txt) # U-ring
txt = re.sub(u'&#367;|&uring;|ů', r'{u°}', txt) # u-ring
txt = re.sub(u'&#381;|&Zcaron;|Ž', r'{Zˇ}', txt) # Z-caron
txt = re.sub(u'&#382;|&zcaron;|ž', r'{zˇ}', txt) # z-caron
txt = re.sub(u'&#8226;|&bull;|•', r'{*}', txt) # bullet
txt = re.sub(u'&#8355;|₣', r'{Fr}', txt) # Franc
txt = re.sub(u'&#8356;|₤', r'{L=}', txt) # Lira
txt = re.sub(u'&#8360;|₨', r'{Rs}', txt) # Rupee
txt = re.sub(u'&#8364;|&euro;|€', r'{C=}', txt) # euro
txt = re.sub(u'&#8482;|&trade;|™', r'{tm}', txt) # trademark
txt = re.sub(u'&#9824;|&spades;|♠', r'{spade}', txt) # spade
txt = re.sub(u'&#9827;|&clubs;|♣', r'{club}', txt) # club
txt = re.sub(u'&#9829;|&hearts;|♥', r'{heart}', txt) # heart
txt = re.sub(u'&#9830;|&diams;|♦', r'{diamond}', txt) # diamond
# Move into main code?
# txt = re.sub(u'\xa0', r'p. ', txt) # blank paragraph
# txt = re.sub(u'\n\n\n\n', r'\n\np. \n\n', txt) # blank paragraph
# txt = re.sub(u'\n \n', r'\n<br />\n', txt) # blank paragraph - br tag
return txt